2205930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{139}}^1$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 5574240

約数和(自身を除く): 3368310

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 139, 230, 278, 345, 417, 529, 690, 695, 834, 1058, 1390, 1587, 2085, 2645, 3174, 3197, 4170, 5290, 6394, 7935, 9591, 15870, 15985, 19182, 31970, 47955, 73531, 95910, 147062, 220593, 367655, 441186, 735310, 1102965, 2205930]

約数ペア:

[(1, 2205930), (2, 1102965), (3, 735310), (5, 441186), (6, 367655), (10, 220593), (15, 147062), (23, 95910), (30, 73531), (46, 47955), (69, 31970), (115, 19182), (138, 15985), (139, 15870), (230, 9591), (278, 7935), (345, 6394), (417, 5290), (529, 4170), (690, 3197), (695, 3174), (834, 2645), (1058, 2085), (1390, 1587)]